Dab tsi yog qhov luv luv rau mole?
Dab tsi yog qhov luv luv rau mole?

Video: Dab tsi yog qhov luv luv rau mole?

Video: Dab tsi yog qhov luv luv rau mole?
Video: Uv koj los laus tsis zoo dab tsi by nkaujnoog hawj 2024, Kaum ib hlis
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Lub mole (cov ntawv luv, mol) yog Standard International ( SI ) unit ntawm cov khoom kom muaj nuj nqis. Ib tug mole yog tus naj npawb ntawm atom s nyob rau hauv meej 12 txhiab ntawm ib kilogram (0.012 kg) ntawm C-12, feem ntau tshwm sim nyob rau hauv isotope ntawm lub caij carbon.

Tsis tas li ntawd, moles luv rau dab tsi?

Cov mole (cim: mol ) yog chav ntsuas ntsuas tus nqi ntawm cov khoom hauv International System of Units (SI). Nws yog txhais raws nraim 6.02214076 × 1023 constitutive particles, uas tej zaum yuav yog atoms, molecules, ions, los yog electrons.

Tom qab, lo lus nug yog, dab tsi yog chav tsev ntawm mole? Tus nqi ntawm cov khoom

Ib sab saum toj no, lub ntsiab lus ntawm mole hauv chemistry yog dab tsi?

Cov mole yog tus nqi ntawm cov nqi hauv chemistry . A mole ntawm ib yam khoom yog txhais xws li: Qhov loj ntawm cov khoom uas muaj tib tus naj npawb ntawm cov hauv paus ntsiab lus raws li muaj atoms nyob rau hauv raws nraim 12.000 g ntawm 12C. Cov chav hauv paus tej zaum yuav yog atoms, molecules, los yog formula units, nyob ntawm seb cov khoom muaj feem xyuam.

Muaj pes tsawg particles nyob rau hauv ib mole?

Hauv kev tshawb fawb, peb muaj lub npe rau qhov no, hu ua Avogadro tus lej, thiab nws piav qhia tus naj npawb ntawm cov neeg sawv cev. cov khoom hauv ib mole ntawm ib yam khoom. Tus inverse mole chav qhia peb muaj 6.022 × 1023 cov khoom ntawm ib yam * rau mole *.

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